U.S. Navy Capt. Alan Eichelman (left), commander, Naval Facilities Engineering Systems Command (NAVFAC) Marianas, briefs U.S. Navy Rear Adm. Heidi Berg (right), deputy commander, U.S. Fleet Cyber Command / Navy Space Command, on key infrastructure locations prior to an aerial tour of Guam, July 23, 2025. (U.S. Navy photo by William J. Busby III)